13268212225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{75721}}^1$

素因数の和:75937

約数の個数: 24

約数和(自身を含む): 16938708512

約数和(自身を除く): 3670496287

約数列:

[1, 5, 25, 43, 163, 215, 815, 1075, 4075, 7009, 35045, 75721, 175225, 378605, 1893025, 3256003, 12342523, 16280015, 61712615, 81400075, 308563075, 530728489, 2653642445, 13268212225]

約数ペア:

[(1, 13268212225), (5, 2653642445), (25, 530728489), (43, 308563075), (163, 81400075), (215, 61712615), (815, 16280015), (1075, 12342523), (4075, 3256003), (7009, 1893025), (35045, 378605), (75721, 175225)]